package com.mvc.service;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author Kirito
 * @description:
 * @date 2020/04/10
 */
public interface IUserService {

    String sayHello(HttpServletRequest req, HttpServletResponse resp, String username) throws Exception;

}
